function SearchFirms ()
{
	var oCmbLine 	= window.document.getElementById ( "cmbLine" );
	var oCmbProduct	= window.document.getElementById ( "cmbProduct" );
	var oCmbCommune	= window.document.getElementById ( "cmbCommune" );
	
	var idLine 		= oCmbLine.options [ oCmbLine.selectedIndex ].value;
	var idProduct	= oCmbProduct.options [ oCmbProduct.selectedIndex ].value;
	var idCommune	= oCmbCommune.options [ oCmbCommune.selectedIndex ].value;
	
	NavigateToPF ( idLine, idProduct, idCommune );	
}